The construction of a triangle ABC , gives that BC = 6cm, ∠B = 45⁰ is not possible when difference of AB and AC is equal to ___________ cm.
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Answer:
According to the theorem of inequalities, the sum of any two sides of the triangle is greater than the third side.
Therefore, AC+BC>AB
⇒BC>AB−AC
Therefore, only the first option that is 6.9 cm does not satisfy the above equation. Rest all the options satisfy the equation.
Step-by-step explanation:
Hope it helps you.
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